GM Ecotec Engine Building Guides | BK Racing – tagged "#DirttrackRacing"

Dry Sleeves vs. Wet Sleeves Explained BK Racing

featured Dry Sleeves vs. Wet Sleeves Explained

What’s the difference between dry sleeves and wet sleeves? Learn why GM designed every Ecotec engine around a dry sleeve architecture and how cylinder stability, ring seal, heat transfer, and...

On Jul 15, 2026 by GoldenWeb 0 comments

Choosing the Right Bore Size for Your GM Ecotec Engine

Choosing the right bore size is one of the most important decisions when building a GM Ecotec engine. This guide compares 88mm through 92mm bore sizes, explains how bore diameter...

On Jul 15, 2026 by GoldenWeb 0 comments

How to Install GM Ecotec Cylinder Sleeves

Installing GM Ecotec cylinder sleeves requires precision machining, proper interference fit, accurate boring, and torque plate honing. Learn the complete installation process, common mistakes, and professional engine building practices.

On Jul 15, 2026 by GoldenWeb 0 comments

Why Ecotec Engines Stop Pulling At High RPM

Just because your Ecotec can turn 8,000 RPM doesn’t mean it’s making power there. Valve float, valve bounce, weak valve springs, and hydraulic lash adjuster instability can quietly rob horsepower...

On Jun 22, 2026 by GoldenWeb 0 comments

Engine Building

featured Dry Sleeves vs. Wet Sleeves Explained

Choosing the Right Bore Size for Your GM Ecotec Engine

How to Install GM Ecotec Cylinder Sleeves

Why Ecotec Engines Stop Pulling At High RPM

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